<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://pop.h-cdn.co/assets/cm/15/05/640x360/54c7e2cf875ea_-_pm-fatherly-03.jpg>
<http://www.popularmechanics.com/technology/startups/a16/simon-isaacs-his-moment-of-invention/>